please answer this
Share
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Explanation:
Blue vitriol is also known as copper sulphate because of its blue colour
Answer:
18.true
19.iron sulphate
Mark it as branliest plzzzz